some -W flags not available on centos[56]

diff --git a/configure.ac b/configure.ac
index e9dc3ee2addc1cc638019eda8c9892b73b9a440d..f7a730562c80b4f517d2a4e93dbce23d00a2bb82 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -333,7 +333,10 @@ then
  if [test "${ac_cv_prog_cc_c99}" != "no"]
  then
     # When enabling c99 on this codebase, this POSIX version should be defined
-    CFLAGS="${CFLAGS} -D_POSIX_C_SOURCE=200112L -Wdouble-promotion -Wtrampolines -Wlogical-op"
+    CFLAGS="${CFLAGS} -D_POSIX_C_SOURCE=200112L"
+
+    # FIXME - not available on centos[56]: gcc-4.1.2, gcc-4.4.7
+    # -Wdouble-promotion -Wtrampolines -Wlogical-op
   fi
 fi
 # Workaround for native compilers